What is Botox? It's a question people have been asking since the early '90s, when Hollywood celebrities seemed to stop aging and friends of friends came back from the dermatologist looking very refreshed. By now, most Americans know the basics of the injections—that they're designed to smooth wrinkles by paralyzing facial muscles. But do you know w
Illustrated guide to Botox injections with tips on how many units you need to smooth out crow’s-feet and frown lines and how long it takes to work.